| /* |
| * Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 4092038 |
| * @summary TCP Urgent data support |
| * |
| */ |
| |
| import java.net.*; |
| import java.io.*; |
| |
| public class UrgentDataTest { |
| |
| Object opref; |
| boolean isClient, isServer; |
| String clHost; |
| ServerSocket listener; |
| Socket client, server; |
| int clPort; |
| InputStream clis, sis; |
| OutputStream clos, sos; |
| |
| static void usage () { |
| System.out.println (" usage: java UrgentDataTest <runs client and server together>"); |
| System.out.println (" usage: java UrgentDataTest -server <runs server alone>"); |
| System.out.println (" usage: java UrgentDataTest -client host port <runs client and connects to"+ |
| " specified server>"); |
| } |
| |
| public static void main (String args[]) { |
| try { |
| UrgentDataTest test = new UrgentDataTest (); |
| if (args.length == 0) { |
| test.listener = new ServerSocket (0); |
| test.isClient = true; |
| test.isServer = true; |
| test.clHost = "127.0.0.1"; |
| test.clPort = test.listener.getLocalPort(); |
| test.run(); |
| } else if (args[0].equals ("-server")) { |
| test.listener = new ServerSocket (0); |
| System.out.println ("Server listening on port " + test.listener.getLocalPort()); |
| test.isClient = false; |
| test.isServer = true; |
| test.run(); |
| System.out.println ("Server: Completed OK"); |
| } else if (args[0].equals ("-client")) { |
| test.isClient = true; |
| test.isServer = false; |
| test.clHost = args [1]; |
| test.clPort = Integer.parseInt (args[2]); |
| test.run(); |
| System.out.println ("Client: Completed OK"); |
| } else { |
| usage (); |
| } |
| } |
| catch (ArrayIndexOutOfBoundsException e) { |
| usage(); |
| } |
| catch (NumberFormatException e) { |
| usage(); |
| } |
| catch (Exception e) { |
| e.printStackTrace (); |
| throw new RuntimeException ("Exception caught"); |
| } |
| } |
| |
| public void run () throws Exception { |
| try { |
| if (isClient) { |
| client = new Socket (clHost, clPort); |
| clis = client.getInputStream(); |
| clos = client.getOutputStream(); |
| client.setOOBInline (true); |
| if (client.getOOBInline() != true) { |
| throw new RuntimeException ("Setting OOBINLINE failed"); |
| } |
| } |
| if (isServer) { |
| server = listener.accept (); |
| sis = server.getInputStream(); |
| sos = server.getOutputStream(); |
| } |
| if (isClient) { |
| clos.write ("Hello".getBytes ()); |
| client.sendUrgentData (100); |
| clos.write ("world".getBytes ()); |
| } |
| // read Hello world from server (during which oob byte must have been dropped) |
| String s = "Helloworld"; |
| if (isServer) { |
| for (int y=0; y<s.length(); y++) { |
| int c = sis.read (); |
| if (c != (int)s.charAt (y)) { |
| throw new RuntimeException ("Unexpected character read"); |
| } |
| } |
| // Do the same from server to client |
| sos.write ("Hello".getBytes ()); |
| server.sendUrgentData (101); |
| sos.write ("World".getBytes ()); |
| } |
| if (isClient) { |
| // read Hello world from client (during which oob byte must have been read) |
| s="Hello"; |
| for (int y=0; y<s.length(); y++) { |
| int c = clis.read (); |
| if (c != (int)s.charAt (y)) { |
| throw new RuntimeException ("Unexpected character read"); |
| } |
| } |
| if (clis.read() != 101) { |
| throw new RuntimeException ("OOB byte not received"); |
| } |
| s="World"; |
| for (int y=0; y<s.length(); y++) { |
| int c = clis.read (); |
| if (c != (int)s.charAt (y)) { |
| throw new RuntimeException ("Unexpected character read"); |
| } |
| } |
| } |
| } finally { |
| if (listener != null) listener.close(); |
| if (client != null) client.close (); |
| if (server != null) server.close (); |
| } |
| } |
| } |